v3.26.1
Earnings per Share - Schedule of Reconciliations of Numerators and Denominators Used to Compute Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Numerator:              
Net income (loss) $ 15,445 $ (41,004) $ (2,682) $ (69,063)      
Less: net income (loss) attributable to non-controlling interests 61 (514) 9 (985)      
Net income (loss) attributable to Funko, Inc. $ 15,384 $ (40,490) $ (2,691) $ (68,078) $ (67,400) $ (14,700) $ (154,100)
Denominator:              
Weighted-average shares of Class A common stock outstanding — basic (in shares) 55,859,890 54,362,341 55,643,544 53,948,365      
Add: Dilutive common units of FAH, LLC that are convertible into Class A common stock (in shares) 186,797 0 0 0      
Add: Dilutive Funko, Inc. equity compensation awards (in shares) 1,413,846 0 0 0      
Weighted-average shares of Class A common stock outstanding — diluted (in shares) 57,460,533 54,362,341 55,643,544 53,948,365      
Earnings (loss) per share of Class A common stock — basic (in dollars per share) $ 0.28 $ (0.74) $ (0.05) $ (1.26)      
Earnings (loss) per share of Class A common stock — diluted (in dollars per share) $ 0.27 $ (0.74) $ (0.05) $ (1.26)